Ixia to Report Fourth Quarter Results on February 18, 2010

Ixia (Nasdaq:XXIA), a leading, global provider of IP performance test systems, today announced that it will report financial results for its fourth quarter 2009 on Thursday, February 18, 2010, after the market closes.

Management will host a conference call for analysts and investors to discuss its quarterly results at 5:00 p.m. Eastern Time on Thursday, February 18, 2010. Open to the public, a live Web cast of the conference call will be accessible from the "Investors” section of the Company’s Web Site (www.ixiacom.com). Following the live Web cast, an archived version will be available in the "Investors” section on the Ixia Web Site for 90 days.

To participate in the conference you will need a recent version of Internet Explorer, a multimedia computer, and Windows Media Player (which you can download for free at www.windowsmedia.com/mediaguide/Downloads).

About Ixia

Ixia is a leading supplier of test, measurement and service verification solutions to Internet equipment manufacturers, carriers, service providers, government agencies and enterprises. Ixia’s platform is used to test IP networking equipment of all types and sizes, with powerful and flexible test applications that handle the widest range of Internet usage – from routing and switching to converged applications traffic to validating the service quality of live networks and services. Ixia’s multiplay test solutions are acknowledged as the market leader - addressing the growing need to test voice, video, and data services and network capability under real-world conditions.

For more information, contact Ixia at 26601 W. Agoura Road, Calabasas, CA 91302; (818) 871-1800, Fax: (818) 871-1805; Email: info@ixiacom.com or visit our Web Site at http://www.ixiacom.com. Ixia and the Ixia four-petal logo are registered trademarks or trademarks of Ixia.